Lateral chair support



FIG. 1 is a right side view of the invention.

FIG. 2 is a left side view of the invention.

FIG. 3 is a front view of the invention.

FIG. 4 is a rear view of the invention.

FIG. 5 is a top view of the invention.

FIG. 6 is a bottom view of the invention; and,

FIG. 7 is a perspective view of the invention, with the broken lines indicating environment and forming no part of the claimed design. 

The ornamental design for a lateral chair support, as shown and described. 